import { Button, Card, Divider } from "antd"
import React, { useState } from "react"
import { LoginScreen } from "./login"
import { RegisterScreen } from "./register"
import styled from '@emotion/styled'
import logo from 'assets/logo.svg'
import left from 'assets/left.svg'
import right from 'assets/right.svg'
export const UnauthenticatedApp = () => {
    const [isRegister, setIsRegister] = useState(false)
    return <Container style={{ display: 'flex', justifyContent: 'center' }}>
        <Background />
        <Header />
        <ShadowCard>
            <Title>
                {isRegister ? '请注册' : '请登录'}
            </Title>
            {isRegister ? <RegisterScreen /> : <LoginScreen />}
            <Divider />
            <Button type="link" onClick={() => setIsRegister(!isRegister)}>
                {isRegister ? '已经有账号了？直接登录' : '没有账号？注册新账号'}
            </Button>
        </ShadowCard>
    </Container>
}
export const LongButton = styled(Button)`
width:100%;
`
const Title = styled.h2`
margin-bottom:2.4rem;
color:rgb(94,108,132)
`
const Background = styled.div`
position:absolute;
width:100%;
height:100%;
background-repeat:no-repeat;
background-attachment:fixed;
background-position:left bottom,right bottom;
background-size:calc((100vw - 40rem) / 2 - 3.2rem),calc((100vw - 40rem) / 2 - 3.2rem),cover;
background-image:url(${left}),url(${right})
`
const Header = styled.header`
background:url(${logo}) no-repeat center;
padding: 5rem 0;
background-size:8rem;
width:100%
`
const ShadowCard = styled(Card)`
width:40rem;
min-height:56rem;
padding: 3.2rem 4rem;
box-sizing:border-box;
box-shadow:rgba(0,0,0,0.1) 0 0 10px;
text-align:center;
`
const Container = styled.div`
display:flex;
flex-direction:column;
align-items:center;
min-height:100vh
`